Question

What are the potential sources of materials thst are present in a tree

Answer 1

Potential sources of materials in a tree are decaying plant matters and wastes from animals.

Answer 2

Im going to complement and correct the previous answer.The truth is that all the potential sources of materials are not only decaying plant matter and waste from animals, but also a lump of coal, which in itself. This demonstrates that the potential sources present in a tree are various and very welcomed